Specifying values for exposed points of variability 为对外提供的可变点指定值。
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Variable - point representation system 可变点表示法系统
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Variable - point representation 可变点表示法
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Properties that provide basic support for this ; more complex scenarios use points of variability and outcalls to a customizing component 为此提供基本支持的属性；更复杂的方案使用可变点和对自定义组件的外部调用。
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A component that is intended for reuse can be packaged as a template with points of variability that will be tailored when placing it into a solution 旨在重用的组件可以打包成具有可变点( points of variability )的模板，在将模板放入解决方案时可以对其做一些调整。
